Use Render Redis service (#23056)

Use Render's Redis service in `render.yaml`

Successfully deployed on Render:
<img width="1009" alt="image"
src="https://github.com/user-attachments/assets/fdb79286-3336-4747-97c0-b75c7578c0e8"
/>

docs/Deploy/deploy-fleet.md

@@ -35,7 +35,7 @@ Render is a cloud hosting service that makes it easy to get up and running fast,
 
 - A Render account with payment information.
 
->The Fleet Render Blueprint will provision a web service, a MySQL database, and a Redis in-memory data store. At current pricing this will total **$62/month**.
+>The Fleet Render Blueprint will provision a web service, a MySQL database, and a Redis in-memory data store. At current pricing this will total **$65/month**.
 
 
 ### Instructions

render.yaml

@@ -39,8 +39,8 @@ services:
       - key: FLEET_REDIS_ADDRESS
         fromService:
           name: fleet-redis
-          type: pserv
-          property: hostport
+          type: redis
+          property: connectionString
       - key: FLEET_SERVER_TLS
         value: 'false'
       - key: PORT
@@ -66,9 +66,7 @@ services:
         value: fleet
 
   - name: fleet-redis
-    plan: starter
-    type: pserv
-    runtime: image
-    image:
-      url: 'redis:7.2.4'
-
+    plan: starter # May use free plan for testing or short-lived deployments
+    type: redis
+    maxmemoryPolicy: allkeys-lru
+    ipAllowList: []